Home / 88,447,995.72-122,058,351.12-49,288,913.16

Finding the Fourth Proportional to 88,447,995.72, 122,058,351.12 and 49,288,913.16

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Solution

The fourth proportional to 88,447,995.72, 122,058,351.12 and 49,288,913.16 is: 68,018,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,447,995.72 : 122,058,351.12 = 49,288,913.16 : x
  2. Step 2: Convert to fraction form
    88,447,995.72/122,058,351.12 = 49,288,913.16/x
  3. Step 3: Cross multiply
    88,447,995.72x = 122,058,351.12 × 49,288,913.16
  4. Step 4: Simplify right side
    88,447,995.72x = 6,016,123,468,806,469
  5. Step 5: Solve for x
    x = 6,016,123,468,806,469/88,447,995.72
  6. Step 6: Final answer
    x = 68,018,765.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.